Home / 69,279.04-103,946.01-36,020.08

Finding the Fourth Proportional to 69,279.04, 103,946.01 and 36,020.08

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Solution

The fourth proportional to 69,279.04, 103,946.01 and 36,020.08 is: 54,044.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,279.04 : 103,946.01 = 36,020.08 : x
  2. Step 2: Convert to fraction form
    69,279.04/103,946.01 = 36,020.08/x
  3. Step 3: Cross multiply
    69,279.04x = 103,946.01 × 36,020.08
  4. Step 4: Simplify right side
    69,279.04x = 3,744,143,595.88
  5. Step 5: Solve for x
    x = 3,744,143,595.88/69,279.04
  6. Step 6: Final answer
    x = 54,044.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.